CN111502910A - Multipurpose fan blade system - Google Patents
Multipurpose fan blade system Download PDFInfo
- Publication number
- CN111502910A CN111502910A CN202010453142.9A CN202010453142A CN111502910A CN 111502910 A CN111502910 A CN 111502910A CN 202010453142 A CN202010453142 A CN 202010453142A CN 111502910 A CN111502910 A CN 111502910A
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- CN
- China
- Prior art keywords
- blade body
- blade
- storage battery
- controller
- photovoltaic panel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 230000001681 protective effect Effects 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 239000011248 coating agent Substances 0.000 abstract description 8
- 238000000576 coating method Methods 0.000 abstract description 8
- 230000000295 complement effect Effects 0.000 abstract description 4
- 238000005507 spraying Methods 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000010410 layer Substances 0.000 description 3
- 238000010248 power generation Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
- F03D80/40—Ice detection; De-icing means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
The invention provides a multipurpose fan blade system which comprises a blade body, at least one photovoltaic panel, a storage battery, an ice and snow protective layer and a controller, wherein the photovoltaic panel is arranged on the blade body; the photovoltaic panel is fixed on the upper part of the windward side of the blade body; the ice and snow protective layer is arranged at the lower part of the windward side of the blade body; the photovoltaic panel is electrically connected with the storage battery; the storage battery is electrically connected with the controller and a fan. According to the multipurpose fan blade system, the storage battery is charged in a wind-solar complementary mode, so that natural resources are reasonably utilized; under the cold condition, the blade ice coating is removed by spraying the protective liquid and the deicing liquid, the blade is uniformly stressed, the generating capacity of the unit is improved, and the operation accidents and the operation cost are reduced.
Description
Technical Field
The invention relates to the field of wind power generation equipment, in particular to a multipurpose fan blade system.
Background
Currently, in wind power generation equipment, there are various deicing methods for wind turbine blades, such as mechanical deicing, heating deicing, coating deicing, and the like. The mechanical deicing is that the covered ice on the blade is crushed by a mechanical means under the condition of stopping the machine, and then the blade is separated from the blade by centrifugal force or external force, and the method is the most widely applied deicing method at the present stage; the heating deicing is to add a conductive and heat conductive material outside or inside the blade, and to melt the ice coating in an electric heating mode, and the method can affect the wind power generation due to the consumption of electric energy when in use; the coating anti-icing is to spray special coating on the surface of the blade to prevent ice and snow from adhering to the surface of the blade.
However, mechanical deicing needs to be carried out after the machine is shut down, so that the generated energy of a motor is influenced, manpower and material resources are wasted, and after deicing, the blades continue to be iced, so that the problem cannot be solved fundamentally; heating and deicing need to be carried out by electrifying, so that a large amount of electric energy is wasted, the normal work of a fan is hindered, and the performance of the blade is damaged due to overhigh temperature caused by overlong heating time; the coating used for anti-icing is weak in bonding degree with the blade, and the coating is easy to age.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the multipurpose fan blade system, which adopts a wind-solar complementary mode to charge a storage battery, and reasonably utilizes natural resources; under the cold condition, the blade ice coating is removed by spraying the protective liquid and the deicing liquid, the blade is uniformly stressed, the generating capacity of the unit is improved, and the operation accidents and the operation cost are reduced.
In order to achieve the above object, the present invention provides a multi-purpose fan blade system, which comprises a blade body, at least one photovoltaic panel, a storage battery, an ice and snow protection layer and a controller; the photovoltaic panel is fixed on the upper part of the windward side of the blade body; the ice and snow protective layer is arranged at the lower part of the windward side of the blade body; the photovoltaic panel is electrically connected with the storage battery; the storage battery is electrically connected with the controller and a fan.
Preferably, the device also comprises a plurality of inclined nozzle high-pressure nozzles, two water pumps, two relays, a protective liquid container and a deicing liquid container; the inclined nozzle high-pressure spray head is fixed at the junction of the windward surface and the leeward surface of the blade body; the inclined nozzle high-pressure spray head is respectively connected with the protective liquid container and the deicing liquid container; the two water pumps are respectively arranged on a pipeline between the inclined nozzle high-pressure spray head and the protective liquid container and a pipeline between the inclined nozzle high-pressure spray head and the deicing liquid container; the two relays are respectively connected with the two water pumps and the controller.
Preferably, the storage battery and the controller are arranged inside the blade body and close to the connecting end of the blade body and the fan.
Preferably, the blade body is hollow.
Preferably, the system also comprises at least one temperature sensor, one humidity sensor and one icing sensor; the temperature sensor, the humidity sensor and the icing sensor are respectively connected with the controller.
Preferably, the temperature sensor, the humidity sensor and the icing sensor are fixed outside the blade body and close to a connecting end of the blade body and the fan.
Preferably, the photovoltaic panel is connected with the storage battery through a first converter, and the first converter is connected with an alternating current bus through a second converter; the fan is connected with the storage battery through a third converter, and the third converter is connected with the alternating current bus through a fourth converter.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
the storage battery is used as the energy output of external equipment, and the wind-solar hybrid charging mode is utilized to charge, so that the energy utilization rate is improved, and the development of wind-solar energy storage new energy is promoted. The mode that uses relay drive water pump to extract protection liquid and deicing fluid gets rid of blade body and covers ice, sprays the protection liquid and can make the protection in advance, sprays the quick deicing of deicing fluid for the later stage and brings some convenience. By adopting the temperature sensor, the humidity sensor and the icing sensor, the controller can make different judgments under the condition of acquiring different detection values, different relays are driven to work, and the deicing efficiency is improved.
Drawings
FIG. 1 is a schematic blade configuration view of a multi-purpose fan blade system according to an embodiment of the present disclosure;
FIG. 2 is a schematic view of a multi-purpose fan blade system according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a charging circuit for a battery under sufficient illumination in accordance with an embodiment of the present invention;
FIG. 4 is a schematic diagram of a charging circuit for a battery when the illumination is insufficient according to an embodiment of the present invention.
Detailed Description
The following description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings of fig. 1 to 4, and will make the functions and features of the present invention better understood.
Referring to fig. 1 and 2, a multi-purpose fan blade system according to an embodiment of the present invention includes a blade body 1, at least one photovoltaic panel 2, a storage battery 3, an ice and snow protection layer 4, and a controller 5; the photovoltaic panel 2 is fixed on the upper part of the windward side of the blade body 1; the ice and snow protective layer 4 is arranged at the lower part of the windward side of the blade body 1; the photovoltaic panel 2 is electrically connected with the storage battery 3; the battery 3 is electrically connected to the controller 5 and a blower 6.
In the embodiment, the blade body 1 is hollow; the storage battery 3 and the controller 5 are arranged inside the blade body 1 and close to the connecting end of the blade body 1 and the fan 6.
Through the cooperation of photovoltaic board 2, battery 3 and fan 6, photovoltaic board 2 can adopt complementary mode to charge for battery 3 with fan 6. The ice and snow protection layer 4 prevents ice and snow from covering the blade body 1.
The storage battery 3 is used as energy output of external equipment, and charging is carried out in a wind-solar complementary mode, so that the energy utilization rate is improved, and the development of wind-solar energy storage new energy is promoted.
The device also comprises a plurality of inclined nozzle high-pressure nozzles 7, two water pumps 8, two relays 9, a protective liquid container and a deicing liquid container; the inclined nozzle high-pressure spray head 7 is fixed at the junction of the windward surface and the leeward surface of the blade body 1; the inclined nozzle high-pressure spray head 7 is respectively connected with a protective liquid container and a deicing liquid container; the two water pumps 8 are respectively arranged on a pipeline between the inclined nozzle high-pressure spray head 7 and the protective liquid container and a pipeline between the inclined nozzle high-pressure spray head 7 and the deicing liquid container; the two relays 9 are respectively connected with the two water pumps 8 and the controller 5.
The water pump 8 is controlled to work through two relays 9, and then the inclined nozzle high-pressure spray head 7 is controlled to spray protective liquid or deicing liquid. The mode that uses relay 9 drive water pump 8 to extract protection liquid or deicing fluid gets rid of 1 cover ices of blade, sprays the protection liquid and can make the protection in advance, sprays the quick deicing of deicing fluid for the later stage and brings some convenience.
Also comprises at least one temperature sensor 10, a humidity sensor 11 and an ice formation sensor 12; the temperature sensor 10, the humidity sensor 11 and the icing sensor 12 are respectively connected with the controller 5.
The temperature sensor 10, the humidity sensor 11 and the icing sensor 12 are fixed to the outside of the blade body 1 near the connection end of the blade body 1 and the blower 6.
By adopting the temperature sensor 10, the humidity sensor 11 and the icing sensor 12, the controller 5 can make different judgments under the condition of acquiring different detection values, so that different relays 8 are driven to work, and the deicing efficiency is improved.
Referring to fig. 3 and 4, in the present embodiment, the photovoltaic panel 2 is connected to the storage battery 3 through a first converter 13, and the first converter 13 is connected to an ac bus 15 through a second converter 14; the fan 6 is connected to the battery 3 via a third converter 16, and the third converter 16 is connected to the ac busbar 15 via a fourth converter 17.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the invention is to be determined by the appended claims.
Claims (7)
1. A multi-purpose fan blade system is characterized by comprising a blade body, at least one photovoltaic panel, a storage battery, an ice and snow protective layer and a controller; the photovoltaic panel is fixed on the upper part of the windward side of the blade body; the ice and snow protective layer is arranged at the lower part of the windward side of the blade body; the photovoltaic panel is electrically connected with the storage battery; the storage battery is electrically connected with the controller and a fan.
2. The multi-purpose fan blade system of claim 1 further comprising a plurality of angled jet high pressure nozzles, two water pumps, two relays, a protective liquid container and a de-icing liquid container; the inclined nozzle high-pressure spray head is fixed at the junction of the windward surface and the leeward surface of the blade body; the inclined nozzle high-pressure spray head is respectively connected with the protective liquid container and the deicing liquid container; the two water pumps are respectively arranged on a pipeline between the inclined nozzle high-pressure spray head and the protective liquid container and a pipeline between the inclined nozzle high-pressure spray head and the deicing liquid container; the two relays are respectively connected with the two water pumps and the controller.
3. The multi-purpose fan blade system of claim 2, wherein the battery and the controller are disposed within the blade body and proximate to a connection end of the blade body to the fan.
4. The multi-purpose fan blade system of claim 3 in which the blade body is hollow.
5. The multi-purpose fan blade system of any of claims 2-4 further comprising at least one of a temperature sensor, a humidity sensor, and an icing sensor; the temperature sensor, the humidity sensor and the icing sensor are respectively connected with the controller.
6. The multi-purpose fan blade system of claim 5 in which the temperature sensor, the humidity sensor, and the icing sensor are secured to the exterior of the blade body adjacent the connection end of the blade body to the fan.
7. The multi-purpose fan blade system of claim 6, wherein the photovoltaic panel is connected to the battery via a first converter, the first converter being connected to an ac bus via a second converter; the fan is connected with the storage battery through a third converter, and the third converter is connected with the alternating current bus through a fourth converter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010453142.9A CN111502910A (en) | 2020-05-26 | 2020-05-26 | Multipurpose fan blade system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010453142.9A CN111502910A (en) | 2020-05-26 | 2020-05-26 | Multipurpose fan blade system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111502910A true CN111502910A (en) | 2020-08-07 |
Family
ID=71873874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010453142.9A Pending CN111502910A (en) | 2020-05-26 | 2020-05-26 | Multipurpose fan blade system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111502910A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202187869U (en) * | 2011-07-25 | 2012-04-11 | 三一电气有限责任公司 | Wind power generating set and blade de-icing device thereof |
| CN103821665A (en) * | 2013-10-18 | 2014-05-28 | 河海大学常州校区 | Blade deicing device for horizontal-axis wind turbines |
| CN107035627A (en) * | 2017-06-16 | 2017-08-11 | 叶井龙 | A kind of multi-functional fan blade |
| CN207033664U (en) * | 2017-05-24 | 2018-02-23 | 北京唐浩电力工程技术研究有限公司 | A kind of wind power generation unit blade deicer |
| CN110748463A (en) * | 2019-11-18 | 2020-02-04 | 内蒙古工业大学 | Deicing device for blades of offshore wind turbine |
-
2020
- 2020-05-26 CN CN202010453142.9A patent/CN111502910A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202187869U (en) * | 2011-07-25 | 2012-04-11 | 三一电气有限责任公司 | Wind power generating set and blade de-icing device thereof |
| CN103821665A (en) * | 2013-10-18 | 2014-05-28 | 河海大学常州校区 | Blade deicing device for horizontal-axis wind turbines |
| CN207033664U (en) * | 2017-05-24 | 2018-02-23 | 北京唐浩电力工程技术研究有限公司 | A kind of wind power generation unit blade deicer |
| CN107035627A (en) * | 2017-06-16 | 2017-08-11 | 叶井龙 | A kind of multi-functional fan blade |
| CN110748463A (en) * | 2019-11-18 | 2020-02-04 | 内蒙古工业大学 | Deicing device for blades of offshore wind turbine |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20200807 |